ISLH Webinar: Overview of Statistical Methods for the Routine Hematology Laboratory
Speaker
Dr. Ruth Padmore
"Overview of Statistical Methods for the Routine Hematology Laboratory"
Learning Objectives:
Be informed of mathematical calculations and statistical methods for the routine hematology laboratory
Be knowledgeable of their application in day-to-day practice
Watch the Webinar
Answers to Questions from Live Webinar
Below is a list of questions received from the live webinar attendees. Click on any question to reveal the speaker's response.
NEW QUESTION/ANSWER
It is common to see necrosis in cHL, hard to put a number on it offhand.
NEW QUESTION/ANSWER
Classic in the 2017 WHO
NEW QUESTION/ANSWER
It can be expressed in both CHL and ALCL so it may not be reliable.
NEW QUESTION/ANSWER
CD15, CD30, CD20, PAX5, OCT2, BOB1 and CD45 can be helpful.
NEW QUESTION/ANSWER
I have never seen this.
NEW QUESTION/ANSWER
No, there is no clinical role for this at present.
NEW QUESTION/ANSWER
This would be highly unusual
NEW QUESTION/ANSWER
I don’t have any experience with J chain but is usually negative in RS-cells. MUM1 is typically positive but not specific.
NEW QUESTION/ANSWER
No
NEW QUESTION/ANSWER
Yes. J-chain and MEF2B have been reported to be useful as well. PMID: 28851661
NEW QUESTION/ANSWER
I don’t think it is particularly helpful, some cases of cHL may have rearranged IGH
NEW QUESTION/ANSWER
No
NEW QUESTION/ANSWER
I don’t find it that helpful
NEW QUESTION/ANSWER
There has been some data to suggest it is prognostic.
NEW QUESTION/ANSWER
It does not appear to commonly result in loss of CD30 expression in follow-up biopsy but I don’t believe this has been extensively studied.
NEW QUESTION/ANSWER
Yes, for T-cell lymphomas including cutaneous T-cell lymphomas it is reasonable to report the % positive tumor cells because some trials that resulted in the approval of brentuximab used specific cutoffs.